body {
    font: 14px Arial, sans-serif
}

div {
    font: 14px "Lucida Grande", Arial
}

#logo {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150px;
    height: 80px;
    margin-top: -75px;
    margin-bottom: -40px
}

#demo {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150px;
    height: 80px;
    margin-top: -75px;
    margin-bottom: -40px
}

#logo1 {
    z-index: 20;
    position: absolute;
}

#logo2 {
    position: absolute;
    z-index: 1
}

body {
    color: #f00;
}

body ul li {
    color: #00f;
}

body ul li a {
    background-color: #00f
}